ESYS TEST: Check reference counting for Esys_TR_FromTPMPublic.

The test esys-tr-fromTpmPublic-key is extended.
It is tested whether an esys object can be still used after
two calls of Esys_TR_FromTPMPublic and one Esys_Close for this object.

Signed-off-by: Juergen Repp <juergen_repp@web.de>

test/integration/esys-tr-fromTpmPublic-key.int.c

@@ -142,13 +142,21 @@ test_esys_tr_fromTpmPublic_key(ESYS_CONTEXT * ectx)
         goto_if_error(r, "Flushing primary", error_name1);
 
         r = Esys_TR_Close(ectx, &keyHandle);
-        goto_if_error(r, "TR close on nv object", error_name1);
+        goto_if_error(r, "TR close on object", error_name1);
 
         r = Esys_TR_FromTPMPublic(ectx, TPM2_PERSISTENT_FIRST,
                                   ESYS_TR_NONE, ESYS_TR_NONE, ESYS_TR_NONE,
                                   &keyHandle);
         goto_if_error(r, "TR from TPM public", error_name1);
 
+        r = Esys_TR_FromTPMPublic(ectx, TPM2_PERSISTENT_FIRST,
+                                  ESYS_TR_NONE, ESYS_TR_NONE, ESYS_TR_NONE,
+                                  &keyHandle);
+        goto_if_error(r, "TR from TPM public", error_name1);
+
+        r = Esys_TR_Close(ectx, &keyHandle);
+        goto_if_error(r, "TR close on object", error_name1)
+
         LOG_ERROR("Key handle (2) 0x%x", keyHandle);
 
         r = Esys_TR_GetName(ectx, keyHandle, &name2);